From 29e9d22559065af169bba6f99166eb9ab64c01c6 Mon Sep 17 00:00:00 2001
From: Dave Young <dyoung@redhat.com>
Date: Tue, 12 Nov 2013 15:08:53 -0800
Subject: kernel/printk/printk.c: enable boot delay for earlyprintk

boot_delay does not work for earlyprintk because the kernel cmdline
parsing is late.

Change to use early_param so early kernel messages can also be delayed.

Signed-off-by: Dave Young <dyoung@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

diff --git a/kernel/printk/printk.c b/kernel/printk/printk.c
index 78b7c0f..9b527d4 100644
--- a/kernel/printk/printk.c
+++ b/kernel/printk/printk.c
@@ -820,9 +820,9 @@ static int __init boot_delay_setup(char *str)
 	pr_debug("boot_delay: %u, preset_lpj: %ld, lpj: %lu, "
 		"HZ: %d, loops_per_msec: %llu\n",
 		boot_delay, preset_lpj, lpj, HZ, loops_per_msec);
-	return 1;
+	return 0;
 }
-__setup("boot_delay=", boot_delay_setup);
+early_param("boot_delay", boot_delay_setup);
 
 static void boot_delay_msec(int level)
 {
-- 
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